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Figure 2
Three subclasses under Q2828: Chemicals. Q714: Organic materials; Q715: Inorganic materials; Q3735: Biomaterials. Representative subclasses in each hierarchy are also shown. |
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Figure 2
Three subclasses under Q2828: Chemicals. Q714: Organic materials; Q715: Inorganic materials; Q3735: Biomaterials. Representative subclasses in each hierarchy are also shown. |